Sea Temperature

Longboat Key Sea Temperature

(Today) Dec 2019

20.3°C / 68.6°F

Current weather

19°C / 65°F
(clear sky)

Partly cloudy
Wind

5 mph

Humidity

77%


The measurements for the water temperature in Longboat Key, Florida are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

Monthly average max / min water temperatures

The graph below shows the range of monthly Longboat Key water temperature derived from many years of historical sea surface temperature data.

Maximum and minimum monthly sea temperatures in Longboat Key
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 15.1 15.2 16.6 19.9 22.6 25.8 28.3 29.1 28.3 25.1 21.2 18.4
Max °C 20.4 20.8 22 25.7 28.7 30.3 31 31.7 30.2 29.5 26.5 22.3
Min °F 61.3 61.6 64 70.1 75.1 80.2 84 85.4 83.7 78.9 72.2 66.6
Max °F 66.6 67.2 69.4 75.9 81.2 84.7 86.7 88 85.6 83.3 77.5 70.5

7 day tide forecast for Longboat Key

SunMonTueWedThuFriSat
  • Low 4:23am
    (0.09m)
  • High 10:21am
    (1.34m)
  • Low 3:31pm
    (0.83m)
  • High 9:01pm
    (2.00m)
  • Low 5:03am
    (-0.14m)
  • High 11:17am
    (1.34m)
  • Low 4:00pm
    (0.95m)
  • High 9:24pm
    (2.11m)
  • Low 5:40am
    (-0.33m)
  • High 12:07pm
    (1.33m)
  • Low 4:25pm
    (1.05m)
  • High 9:51pm
    (2.22m)
  • Low 6:18am
    (-0.48m)
  • High 12:55pm
    (1.31m)
  • Low 4:50pm
    (1.10m)
  • High 10:23pm
    (2.32m)
  • Low 6:58am
    (-0.58m)
  • High 1:42pm
    (1.27m)
  • Low 5:16pm
    (1.13m)
  • High 10:59pm
    (2.39m)
  • Low 7:40am
    (-0.64m)
  • High 2:31pm
    (1.23m)
  • Low 5:46pm
    (1.13m)
  • High 11:39pm
    (2.41m)
  • Low 8:25am
    (-0.64m)
  • High 3:22pm
    (1.20m)
  • Low 6:24pm
    (1.13m)

*These tide times are estimates based on the nearest port (Cortez, Sarasota Bay) and may differ by up to half and hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.

Average December sea temperatures

  • Max: 22.3°C / 72.1°F
  • Avg: 20.3°C / 68.5°F
  • Min: 18.4°C / 65°F
Longboat Key average sea temperature chart

These average ocean temperatures for Longboat Key are calculated from several years of archived data.

Map showing location of Longboat Key (27.412540, -82.658990)

Locations nearby

Variations

Whilst sea temperatures for Longboat Key are as accurate as current data allows, there may be slight local and regional variations depending on conditions. Time of day and wind direction may have a temporary local effect as can water flows from neraby rivers.

Alternate names for Longboat Key

Longboat Key average sea temperature chart